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561
Biodiesel production from sludge palm oil by ultrasonic energy
Published 2009“…The reduction of free fatty acids (FFAs) was measured at different sonication time from 30-300 min and the optimum time was determined. It is reasonable to conclude that the conversion of FFAs to fatty acid methyl ester by applying ultrasonic energy is related to long sonication time. …”
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Proceeding Paper -
562
A new method for determining of gossypol in cottonseed oil by FTIR spectroscop
Published 2003“…The SD of the difference for repeatability and accuracy of the FTIR method were better than those for the chemical method. With its speed (ca. 2 min) and ease of data manipulation, FTIR spectroscopy is a useful alternative to standard wet chemical methods for rapid and routine determination of gossypol in process and/or quality control for cottonseed oil.…”
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Article -
563
Rapid method for determining malondialdehyde as secondary oxidation product in palm olein system by Fourier transform infrared spectroscopy
Published 2002“…The results showed that the FTIR method is versatile, efficient and accurate, and suitable for routine quality control analysis with the result obtainable in about 2 min from a sample of less than 2 mL. Copyright © 2002 John Wiley & Sons, Ltd. …”
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Article -
564
Visually induced motion sickness can be alleviated by pleasant odours
Published 2015“…Sixty-two participants were exposed to a 15-min-long video showing a first-person-view bicycle ride that had successfully induced VIMS in previous studies. …”
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Article -
565
Utilizing Eco-Zno from green synthesis of Musa Acuminata peels and graphene oxide for removal of Cephalexin (CFX) antibiotic in water
Published 2024“…It is deduced that the optimization factors of adsorbent dosage to 100 mg/L, irradiation time to 120 min, and intial concentration of CFX to 100 mg/L could achieve the mean removal of CFX by 22.17 %. …”
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Conference or Workshop Item -
566
Parameter optimization of debinding injection moulded Ti-6Al-4V mix with palm stearin and polyethylene
Published 2014“…Thermal pyrolysis process was done at optimum parameters: heating rate: 5°C/min; temperature: 510°C; and time: 90 minutes. Analysis of Variance (ANOVA) was employed to find the best signal to noise ratio (S/N) to express the contribution of the factors towards quality characteristic. …”
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Conference or Workshop Item -
567
Pengetahuan dan kemahiran teknologi maklumat dan komunikasi di kalangan pensyarah jabatan perdagangan politeknik: satu tinjauan
Published 2003“…Data kajian telah dianalisis dengan menggunakan perisian Statistical Package for Sosial Sciences (SPSS) dengan membuat pengiraan kekerapan, peratusan, skor min, sisihan piawai dan analisis varians (ANOVA). …”
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Thesis -
568
Latihan mengajar : Keberkesanannya terhadap pelajar Diploma Kejuruteraan serta Pendidikan di KUiTTHO (Kolej Universiti Teknologi Tun Hussein Onn) menurut persepsi pelajar
Published 2003“…Borang soalselidik diedarkan untuk mendapatkan maklumat dan seterusnya dianalisis untuk menghasilkan skor min dan peratusan. Hasil kajian menunjukkan kebanyakan responden memberikan reaksi positif terhadap keberkesanan program latihan mengajar. …”
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Thesis -
569
Optimization of double boiling condition for kelulut honey processing using response surface methodology
Published 2018“…Three-level factorial design employed nine runs with duplicates under different combination of temperature (30 – 60 °C) and time (10 – 60 min) was developed. Quality of Kelulut honey in this experiment was analyzed under six parameters which are physicochemical properties (pH, moisture content, total solids, and total soluble solids), and nutritional properties (brown pigment and antioxidant activity). …”
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Article -
570
Pembangunan dan keberkesanan kit penyongsang dalam proses pengajaran dan pembelajaran (PDP) di kolej vokasional
Published 2019“…Data dianalisis menggunakan kekerapan, skor min dan ujian-t. Hasil kajian menunjukkan bahawa pembangunan Kit Penyongsang dapat berfungsi dengan baik dan penggunaan Kit Penyongsang ini meningkatkan pencapaian pelajar dalam topik penyongsang. …”
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Thesis -
571
Fish wastewater treatment with "PACP" filter and reuse of the treated water
Published 2007“…The optimum flow rate for the PACP filter was 100 ml/min. In a comparative study it was found that PACP filter had a better COD removal capacity compared to a same size granular activated carbon (GAC) filter. …”
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572
Evaluation on different forms of Moringa Oleifera seeds dosing on sewage sludge conditioning
Published 2009“…Sludge conditioning was then operated at 60 rpm for 45 min using jar test apparatus. Using specific resistance to filtration (SRF) as a parameter, Moringa oleifera in dry powder form at dosage of 2000 mg/L was comparable to 50 mg/L Zetag 7653 in reducing the value from 8.0×1010 to 3.3×1010 m/kg (2.5 times of magnitude). …”
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Article -
573
Waste cooking oil transesterification: influence of impeller type, temperature, speed and bottom clearance on FAME yield
Published 2011“…Peak yield time between 5 to 30 min was observed. Correlation between FAME yield, peak time and temperature was high (0.968). …”
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Article -
574
Multi-criteria optimization in end milling of AISI D2 hardened steel using coated carbide inserts
Published 2011“…At this stage, the optimum values of machining parameters - cutting speed, depth of cut and feed were determined as 44.27 m/min, 0.61 mm, 0.065 mm/tooth respectively. Under this set condition of machining operations a surface roughness of 0.348 μm and volume material removal of 7.45 cm3 were the best results compared to the rest four set conditions. …”
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Article -
575
Optimization of process parameters on EDM milling of stainless steel AISI 304
Published 2011“…The result shows that the machining parameter setting of voltage 120 V, rotational speed of electrode 1200 rpm and feed rate 4μm/s, gives optimized responses MRR 5.0259 x 10-3 mm3/min, EWR 53% and Ra 0.79 μm.…”
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Article -
576
Fish oil recovery from viscera of Indian mackerel (Rastrelliger kanagurta) by supercritical fluid: an optimization approach
Published 2012“…The optimum parameters for all 4 techniques applied were found to be 35 MPa, 60 °C, and 2 mL min-1 with an Oil recovery ranging from 93 to 99%. …”
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Article -
577
Performance of the trim and fill method in adjusting for the publication bias in meta-analysis of continuous data
Published 2012“…Although the data was incorrectly adjusted, it was found that the Percentage Relative Bias (PRB) introduced into the estimates due to this adjustment is minimal (min: 0.007%, max: 0.109%) and coverage probability for estimates based on this incorrectly adjusted data is not significantly different from those of which is correctly not adjusted. …”
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Article -
578
Supercritical Carbon Dioxide Extraction of Cocoa Butter Analogy Fat from Mango Seed Kernel Oil: An Optimization Approach of Response Surface Methodology
Published 2012“…The optimized oil yield was predicted to be 11.29% at 44.2 MPa, 72.2 ºC and CO2 flow rateof 3.4 ml/min which was close to the oil yield (11.7%) of Soxhlet extraction method. …”
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Proceeding Paper -
579
Supercritical co2 extraction of African catfish (Clarias Gariepinus) oil and its fatty acid profile
Published 2012“…Optimum points were obtained within the studied variables range at 65°C temperature, 35 MPa pressure, 2.6 mL/min flow rate and 3.6 h soaking time with maximum oil yield 66.96 and 40.6% from viscera and skin, respectively. …”
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Proceeding Paper -
580
Relationship between short duration and daily rainfall data in Kuala Lumpur
Published 2013“…Rainfall data of eleven different durations (15, 30, 45-min, 1, 2, 3, 6, 9, 12, 18 and 24-hr) were analysed to study the relationship with the daily rainfall data of each station. …”
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Proceeding Paper